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2016 Patent Certificate Computerized Shuttleless Multi-Needle High Speed Spinning Sewing Machine
2016 Patent Certificate Computerized Shuttleless Multi-Needle High Speed Spinning Sewing Machine -
2017 Patent Certificate A sewing machine with cut and slit strip
2017 Patent Certificate A sewing machine with cut and slit strip -
2017 Patent Certificate A sewing machine with slitting device
2017 Patent Certificate A sewing machine with slitting device -
Scanned copies of patent information 006
Scanned copies of patent information 006 -
Scanned copies of patent information 005
Scanned copies of patent information 005 -
Scanned copies of patent information 004
Scanned copies of patent information 004 -
Scanned copies of patent information 003
Scanned copies of patent information 003 -
Scanned copies of patent information 002
Scanned copies of patent information 002 -
Scanned copies of patent information 001
Scanned copies of patent information 001 -
High and New Technology Enterprise Certificate
High and New Technology Enterprise Certificate -
2020 Patent certificate for an automatic cotton loosening machine
2020 Patent certificate for an automatic cotton loosening machine -
2020 Patent certificate for a shuttleless sewing machine for hemming
2020 Patent certificate for a shuttleless sewing machine for hemming

